Alert archive / Connecticut / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 21, NWS New York, NY

May 29, 1998Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this severe thunderstorm warning at May 29, 1998, 6:39 PM EDT for Greater Bridgeport Planning Region, Connecticut. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 29, 1998, 6:39 PM EDT (22:39 UTC)
Expired
May 29, 1998, 7:25 PM EDT
In force
46 min
Issued by
NWS New York, NY
Area
Whole counties

County Greater Bridgeport Planning Region, CT

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 10.7 hours before the alert went out and 52 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 1998-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 1998-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1392 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

974 
WUUS1 KNYC 292240 RRA
SVRNYC
CTC001-292325-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
639 PM EDT FRI MAY 29 1998

THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN FAIRFIELD COUNTY IN SOUTHWESTERN CONNECTICUT

* UNTIL 725 PM EDT

* THE SEVERE THUNDERSTORMS WILL BE NEAR...REDDING RIDGE...SHELTON...
  TRUMBULL BY 700 PM EDT...AND BRIDGEPORT..BY 725 PM.

* AT 636 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR IN UPTON
  NY INDICATED A SEVERE THUNDERSTORM MOVING SOUTHEAST NEAR
  40 MPH.


  DAMAGING WINDS AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY
  BUILDING AND STAY AWAY FROM WINDOWS

MEW/MET

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 6:01 PM EDTSevere Thunderstorm WarningOKXGreater Bridgeport Planning Region49 min
May 29, 6:25 PM EDTSevere Thunderstorm WarningOKXNaugatuck Valley Planning Region60 min

Nearby

Severe Thunderstorm Warnings in Connecticut, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.